CN105323421A - Image enhancement and video driving device for medical endoscope - Google Patents
Image enhancement and video driving device for medical endoscope Download PDFInfo
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- CN105323421A CN105323421A CN201510386880.5A CN201510386880A CN105323421A CN 105323421 A CN105323421 A CN 105323421A CN 201510386880 A CN201510386880 A CN 201510386880A CN 105323421 A CN105323421 A CN 105323421A
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Abstract
The invention relates to an image enhancement and video driving device for a medical endoscope, and a video driving circuit for the medical endoscope. The image enhancement and video driving device for the medical endoscope comprises an integrated host, and the integrated host is internally provided with an image enhancement and display driving circuit; the image enhancement and display driving circuit comprises an image enhancement chip and a display driving chip; the image enhancement chip is used for performing the image enhancement process to a received video signal, and sending the processed signal to the display driving chip, and the display driving chip performs driving display. Compared with the prior art, the invention, in order to overcome the defect of the prior art, provides a specialized image enhancement and video driving circuit for the medical endoscope. Specifically, the image enhancement chip performs the image enhancement process firstly, and then the image is sent to the display driving chip for the video driving and playing, so that the playing picture is smoother and clearer.
Description
Technical field
The present invention relates to a kind of video driver circuit, particularly a kind of image enhaucament of medical endoscope and video driving device.
Background technology
Endoscope is a kind of conventional medicine equipment, is become by flexible part, light source and an arrangement of mirrors head group.Through the natural hole of human body, or the minimal incision * that underwent operative is done enters in human body, during use, endoscope is imported the organ of preliminary examination, directly can spy on the change of relevant portion.
After the camera lens part of endoscope completes video acquisition, the output carrying out video is also needed to play.And when video carries out driving broadcasting, use conventional video drive playing circuit, often can produce the not smooth problem of video playback.Therefore, need to provide a kind of video driver circuit that can be used in medical endoscope.
Wherein, the quality of picture quality directly affects the result of use of endoscope.During owing to carrying out IMAQ in human body, can due to a variety of causes of inside of human body, and cause occurring noise jamming, brightness cannot regulate or cause due to the color of light image to occur aberration automatically, so cause in the image procossing in later stage, being difficult to the image of rediscover, making doctor be difficult to identification when observing.Therefore, also need to provide the circuit that can strengthen picture quality further.
Summary of the invention
The invention reside in the shortcoming and deficiency that overcome prior art, a kind of image enhaucament and the video driving device that can be used in medical endoscope are provided.
The present invention is achieved through the following technical solutions: a kind of video driver circuit for medical endoscope, comprises integral type main frame, and described integral type main frame comprises:
Assembled frame, it includes display screen front panel, back shroud, epipleural, lower side panel, left plate and right plate, and described back shroud is provided with some ventilated net windows;
Display screen, it is arranged on display screen front panel;
Supporting plate, it is arranged in the assembled frame at display screen rear;
LED cold light source device, it is arranged on supporting plate;
Be provided with the control board of image enhaucament and display driver circuit, it is arranged on supporting plate;
Each circuit control panel shielding box, is arranged on supporting plate, its inner each functional circuit control board of accommodating installation respectively;
Radiator fan, its distribution is arranged in the assembled frame between supporting plate and back shroud;
Ventilation gauze screen, it is arranged on the position of corresponding ventilated net window in back shroud;
Described image enhaucament and display driver circuit comprise image enhaucament chip and display driver chip; The vision signal that described image enhaucament chip is used for receiving carries out image enhancement processing, then is sent to display driver chip, carries out driving display;
Described display driver chip comprises: receiver of the analog signal, digit signal receiver, analog to digital converter, multiplexer, output format transducer, data logger and controller;
Described receiver of the analog signal, for receiving analog signal, and is sent to analog to digital converter;
Described analog to digital converter, for analog signal is converted to data-signal, and is sent to multiplexer;
Described data signal receiver, for receiving data-signal, and is sent to multiplexer;
Described multiplexer, for being integrated by two paths of signals, line output of going forward side by side is to output format transducer;
Described output format transducer, for signal format being changed, and exports data logger to;
Described data logger, exports signal, and shows;
Described controller, for the work of control simulation signal receiver, digit signal receiver, analog to digital converter, multiplexer, output format transducer and data logger.
Compared to prior art, the present invention is directed to the defect of prior art, provide a kind of image enhaucament and the video driver circuit that are specifically designed to medical endoscope.Specifically first carry out image enhancement processing by image enhaucament chip, then be sent to display driver chip carry out to video drive play, make broadcasting pictures more smooth clear.
Further, described display driver chip also comprises a Video Decoder, field flyback data processor and memory;
Described Video Decoder, decodes for the analog signal received by receiver of the analog signal, and is sent to field flyback data processor;
Described field flyback data processor, for by capable for decoded analog signal data inserting, and be sent to described memory and store;
Described memory, for storing the data after field flyback data processor processes, and is sent to output format transducer.
Further, also comprising an image border smoothing processor, for receiving the signal of restorer, and to the smoothing process in the edge of video image, then being sent to format converter.
Further, described data logger carries out color output and the output of lvds vision signal simultaneously.
Further, the outside of described display driver chip is provided with: power port, video reception port and VT mouth; Receiver of the analog signal and the data signal receiver of described video reception port and display driver chip inside are connected; Described video-out port is connected with the data logger of display driver chip inside.
Further, described image enhaucament chip comprises: data sink, controller, static memory, image intensifier, data logger and clock generator;
Described data sink, it is for receiving viewdata signal, and is sent to this image intensifier;
Described controller, it is for receiving outer triggering signal, and the operating state of corresponding control data receiver, image enhaucament itself and data logger;
Described static memory, it is for the driving data of memory image booster, to drive the work of this image intensifier;
Described image intensifier, it comprises an image border intensifier circuit; Described image border intensifier circuit is for strengthening the definition of image border;
Described data logger, it for receiving the view data after image intensifier process, and carries out data output;
Described clock generator, it is for being image enhaucament chip clocking.
Further, described image enhaucament chip also comprises a de-noising processor; The viewdata signal that described data sink receives, is sent to de-noising processor and carries out noise reduction process, then be forwarded to image intensifier.
Further, described image enhaucament chip also comprises a dynamic memory; View data after described de-noising processor process, is first sent to dynamic memory and stores, then be forwarded to image intensifier.
Further, described image enhaucament chip also comprises a pixel self adaptation proofreading equipment; View data after process is first sent to described pixel self adaptation proofreading equipment by described image intensifier, carries out pixel and adapts to check and correction, then be sent to data logger by this pixel self adaptation proofreading equipment.
Further, described image enhaucament chip also comprises a vision signal multiplier and a storage signal multiplier; Described clock generator, the clock signal of generation is sent to respectively vision signal multiplier and storage signal multiplier, and by this vision signal multiplier, clock signal is sent to data sink, by this storage signal multiplier, clock signal is sent to dynamic memory and static memory.
In order to understand better and implement, describe the present invention in detail below in conjunction with accompanying drawing.
Accompanying drawing explanation
Fig. 1 is medical endoscope integral type main frame perspective view of the present invention.
Fig. 2 is medical endoscope integral type main frame structure schematic diagram of the present invention.
Fig. 3 is medical endoscope integral type main frame left view of the present invention.
Fig. 4 is medical endoscope integral type main frame right view of the present invention.
Fig. 5 is medical endoscope integral type main frame stereochemical structure exploded view of the present invention.
Fig. 6 is the connection diagram of image enhaucament chip of the present invention and display driver chip.
Fig. 7 is the internal module connection diagram of image enhaucament chip.
Fig. 8 is the outside connecting circuit figure of Part I of image enhaucament chip.
Fig. 9 is the outside connecting circuit figure of Part II of image enhaucament chip.
Figure 10 is the circuit diagram of the filter circuit of pressure-stabilizing of the 3.3V voltage of image enhaucament chip.
Figure 11 is the power-switching circuit figure that the 3.3V of image enhaucament chip is converted to 1.8V.
Figure 12 is the power-switching circuit figure that the 3.3V of image enhaucament chip is converted to 1.2V.
Figure 13 is the partial enlarged drawing of the receiver port of image enhaucament chip.
Figure 14 is the partial enlarged drawing of the video signal port of image enhaucament chip.
Figure 15 is the circuit diagram of the clock circuit of image enhaucament chip.
Figure 16 is the partial enlarged drawing of the row field signal port of image enhaucament chip.
Figure 17 is the internal components connection diagram of display driver chip.
Figure 18 is the external signal input circuit figure of display driver chip.
Figure 19 is the external signal output circuit figure of display driver chip.
Figure 20 is the partial enlarged drawing of the power port of display driver chip.
Figure 21 is the partial enlarged drawing of the video input port of display driver chip.
Figure 22 is the partial enlarged drawing of the video-out port of display driver chip.
Embodiment
Please refer to Fig. 1-5, it is respectively medical endoscope integral type main frame three-dimensional structure diagram of the present invention, structure figure, left view, right view and stereochemical structure exploded view.
The invention provides a kind of image enhaucament and video driving device of medical endoscope, it comprises integral type main frame 1.Described integral type main frame comprises: assembled frame 11, display screen 12, supporting plate 13, LED cold light source device 14, each functional circuit control board, each circuit control panel shielding box, radiator fan and ventilation gauze screen 18.
Described assembled frame 11 includes display screen front panel 111, back shroud 112, epipleural 113, lower side panel 114, left plate 115 and right plate 116.Described back shroud 112 is provided with some ventilated net windows 1121, and back shroud 112 back side be provided with remote controller buckle 1122 and support flap 1123.Particularly, described ventilated net window 1121 totally four, for dispelling the heat to main frame 1 inside, described remote controller buckles 1122 for placing idle remote controller 8, the angle rear support location that described support flap 1123 is tilting certain for main frame 1.Described right plate 116 is provided with pedal joint 1161, power connection 1162 and mains switch 1163; Described left plate 115 is provided with LED cold light source joint 1151, endoscope adapter 1152, brightness regulation knob 1153, display screen functions button 1154, HDMI 1155 and network interface 1156.Described pedal joint 1161 is connected with pedal 7, and described power connection 1162 is connected with external power source 6, and described LED cold light source joint 1151 is connected with optical fiber transmission line 5, and described endoscope adapter 1152 is connected with endoscope camera head 3.
Described display screen 12 is arranged on display screen front panel 111, is provided with silica gel pressure pad 19 between four angles of described display screen 12 and supporting plate 13.
Described supporting plate 13 is arranged in the assembled frame 11 at display screen 12 rear, and it is for supporting and install each function parts of main frame 1 inside.Further, the some support columns 131 for connecting supporting rear cover plate 112 are provided with in the middle part of described supporting plate 13.
Described LED cold light source device 14 is arranged on supporting plate 13, and it is connected with optical fiber transmission line 5 by LED cold light source joint 1151, and optical fiber transmission line 5 other end is connected with endoscope 2, thus realizes the illumination of endoscope 2.Particularly, described LED cold light source device 14 is provided with radiator 141, and this radiator 141 is provided with cold light source radiator fan 142.
Described each circuit control panel shielding box, is arranged on supporting plate 13, its inner each functional circuit control board of accommodating installation respectively.Particularly, described circuit control panel shielding box comprises: image synthesis controls shielding aluminium box 161, power board shielding aluminium box 162 and backlight control plate shielding aluminium box 163.Described image synthesis controls shielding aluminium box 161 and is fixed on supporting plate 13, and described image synthesis controls a ventilated net window 1121 of the corresponding back shroud 112 in shielding aluminium box 161 top; Described power board shielding aluminium box 162 is fixed on supporting plate; Described backlight control plate shielding aluminium box 163 is fixed on supporting plate 13.Described each circuit control panel shielding box effectively prevents external circuit and signal disturbing, improves image displaying quality and stability.
Described each functional circuit control board is arranged on supporting plate 13; Particularly, described functional circuit control board comprises: a DVR control board, image enhaucament and drive circuit, power board 151, backlight control plate 152 and display screen constant current plate 153.Described image enhaucament and drive circuit comprise LCD drive plate and an image enhaucament control board; Described DVR control board is arranged on image synthesis and controls in shielding aluminium box 161, and the image obtained for endoscope carries out recording a video, storing and playback controls; Described image enhaucament control board is arranged on image synthesis and controls in shielding aluminium box 161, for carrying out enhancing process to image; Described LCD drive plate is arranged on image synthesis and controls in shielding aluminium box 161, and it is for controlling the display driver of display screen; Described power board 151 is arranged in power board shielding aluminium box 162, and it controls for realizing power supply and distribute; Described backlight control plate 152 is arranged in backlight control plate shielding aluminium box 163, and it is for the backlight control to display screen; Described display screen constant current plate 153 is arranged on supporting plate 13.
Described radiator fan distribution is arranged in the assembled frame 11 between supporting plate 13 and back shroud 112 (not comprising the cold light source radiator fan 142 that LED cold light source device 14 carries).Particularly, described radiator fan comprises: image synthesis controls radiator fan 171, interior radiator fan 172 and vertical radiator fan 173.Described image synthesis controls radiator fan 171 and is arranged on the ventilated net window 1121 of back shroud 112 correspondence image Comprehensive Control shielding aluminium box, be specifically designed to and blow for image synthesis control shielding aluminium box 161, dispel the heat for its inside function circuit control panel, prevent it from spending thermal impact useful life.Described interior radiator fan 172 is arranged on supporting plate 13, and it is arranged on the position of a wherein ventilated net window 1121 of corresponding back shroud 112, interior radiator fan 172, toward blowing in main frame 1, plays the effect reducing supporting plate 13, display screen 12 and main frame 1 internal temperature.Faced by described vertical radiator fan 173, LED cold light source device 14 is vertically arranged on supporting plate 13, and its radiator 141 facing to LED cold light source device 14 blows, and improves the radiating effect of radiator 141 further.
Described ventilation gauze screen 18 has four, and it is arranged on the position of corresponding ventilated net window 1121 in back shroud 112.Be specially, described ventilation gauze screen 18 is aluminium ventilation gauze screen, can take into account the double action of EMI shielding and good ventilation.
Further, below image enhaucament and drive circuit are described:
Refer to Fig. 6, it is the connection diagram of image enhaucament chip of the present invention and display driver chip.The invention provides a kind of image enhaucament for medical endoscope and video recorder circuitry, comprise image enhaucament chip 20 and display driver chip 30; The video image of reception is carried out enhancing process by described image enhaucament chip 20, and is sent to display driver chip 30, carries out driving show by this display driver chip 30.
Refer to Fig. 7, it is the internal module connection diagram of image enhaucament chip.Described image enhaucament chip comprises: data sink 21, de-noising processor 22, dynamic memory 23, image intensifier 24, pixel self adaptation proofreading equipment 25, data logger 26, static memory 27, controller 28, vision signal multiplier 29, storage signal multiplier 210, clock generator 211.
Described data sink 21, it is for receiving viewdata signal, and is sent to de-noising processor 22;
The viewdata signal that described data sink 21 receives, is sent to de-noising processor 22 and carries out noise reduction process, then be forwarded to dynamic memory 23.
After the view data of described dynamic memory 23 after receiving de-noising processor 22 process, then be forwarded to image intensifier 24.
Described image intensifier 24, it comprises an image border intensifier circuit; Described image border intensifier circuit is for strengthening the definition of image border.Further, the view data after process is first sent to described pixel self adaptation proofreading equipment 25 by described image intensifier, carries out pixel and adapts to check and correction, then be sent to data logger 26 by this pixel self adaptation proofreading equipment 25.
Described data logger 26, it for receiving the view data after image intensifier process, and carries out data output;
Described static memory 27, it is for the driving data of memory image booster, to drive the work of this image intensifier;
Described controller 28, it is for receiving outer triggering signal, and the operating state of corresponding control data receiver, image enhaucament itself and data logger;
Described clock generator 211, it is for being image enhaucament chip clocking.Further, described clock generator, the clock signal of generation is sent to respectively vision signal multiplier 29 and storage signal multiplier 210, and by this vision signal multiplier 9, clock signal is sent to data sink, by this storage signal multiplier 210, clock signal is sent to dynamic memory and static memory.
Please refer to Fig. 8 and Fig. 9, it is respectively the outside connecting circuit figure of image enhaucament chip of the present invention.
Further, described image enhaucament chip exterior is provided with: for receive supply power voltage power port, for receive picture signal receiver port 201, for outputting video signal video signal port 202, for receive external timing signal clock signal port 203, for exporting the row field signal port 204 of row field signal.
Concrete, in the present embodiment, the external voltage of described power port comprises 3.3V, 1.8V and 1.2V tri-kinds of voltages.Refer to Figure 10, it is the circuit diagram of the filter circuit of pressure-stabilizing of 3.3V voltage.Described filter circuit comprises an inductance and at least one electric capacity; Described inductance one end is connected with external power source, and the other end is connected with each electric capacity respectively, the other end of described each electric capacity and ground connection; Power port is accessed in one end that described inductance is connected with electric capacity.
It is respectively the change-over circuit figure that power-switching circuit figure and 3.3V that 3.3V is converted to 1.8V is converted to 1.2V to refer to Figure 11-12.In the present embodiment, by a power-switching circuit, the voltage of 3.3V is converted to respectively the voltage of 1.8V and 1.2V.Concrete, described power-switching circuit comprises a power conversion chip; The voltage of the input access 3.3V of described power conversion chip, output exports the voltage of 1.8V and 1.2V respectively, to power to image enhaucament chip.
Refer to Figure 13, it is the partial enlarged drawing of the receiver port of image enhaucament chip.Described receiver port 201 comprises 20 signal pins, is connected with the data sink 21 of inside, for receiving the picture signal of input.
Refer to Figure 14, it is the partial enlarged drawing of the video signal port of image enhaucament chip.Described video signal port 202 comprises 20 signal pins, and it is connected, for output image signal with inner data logger 26.
Refer to Figure 15, it is the circuit diagram of the clock circuit of image enhaucament chip.Further, the external clock circuit of described clock signal port 203, it comprises a clock and to shake chip; The shake power end of chip of described clock is connected with power supply by a filter circuit, and the shake output of chip of this clock is connected with described clock signal port; Described filter circuit comprises and being made up of an inductance and capacitances in series, and one end of described inductance is connected with power supply, and the other end is connected with electric capacity, and the other end ground connection of this electric capacity.
Refer to Figure 16, it is the partial enlarged drawing of the row field signal port of image enhaucament chip.Described row field signal port 204 comprises a row signal pins and a field signal pin.Described row field signal port 204 is for controlling frequency and the order of video frequency output.Such as: the display frequency of vision signal on screen and DISPLAY ORDER can be controlled, can be from every line output under upper, also can be export from left to right.
Refer to Figure 17, it is the internal components connection diagram of display driver chip of the present invention.Described display driver chip comprises: receiver of the analog signal 31, digit signal receiver 32, analog to digital converter 33, multiplexer 34, image border smoothing processor 35, Video Decoder 36, field flyback data processor 37, memory 38, output format transducer 39, data logger 310 and controller 311.
Described receiver of the analog signal 31, for receiving analog signal, and is sent to analog to digital converter 33;
Described data signal receiver 22, for receiving data-signal, and is sent to multiplexer 34;
Described analog to digital converter 33, for analog signal is converted to data-signal, and is sent to multiplexer 34;
Described multiplexer 34, for being integrated by two paths of signals, line output of going forward side by side is to output image edge-smoothing processor 35;
Described image border smoothing processor 35, for receiving the signal of restorer, and to the smoothing process in the edge of video image, then is sent to format converter 29.
Described Video Decoder 36, decodes for the analog signal received by receiver of the analog signal, and is sent to field flyback data processor 37;
Described field flyback data processor 37, for by capable for decoded analog signal data inserting, and be sent to described memory 38 and store;
Described memory 38, for storing the data after field flyback data processor processes, and is sent to output format transducer 39.
Described output format transducer 39, for signal format being changed, and exports data logger 310 to;
Described data logger 310 carries out color simultaneously and exports and the output of lvds vision signal.
Described controller 311, for the work of control simulation signal receiver 31, digit signal receiver 32, analog to digital converter 33, multiplexer 34, image border smoothing processor 35, Video Decoder 36, field flyback data processor 37, memory 38, output format transducer 39 and data logger 310.
Refer to Figure 18 and Figure 19, it is respectively external signal input circuit figure and the signal output apparatus figure of display driver chip.Further, the outside of described display driver chip is provided with: power port 301, video reception port 302 and VT mouth 303; Receiver of the analog signal 31 and the data signal receiver 22 of described video reception port 302 and display driver chip inside are connected; Described video-out port 303 is connected with the data logger 310 of display driver chip inside.
Refer to Figure 20, it is the partial enlarged drawing of the power port of display driver chip.Described power port 301 comprises the power pins of a 1.2V and the power pins of 3.3V; Described 1.2V pin is circumscribed with two electric capacity in parallel, for filtering AC signal; Described 3.3V is circumscribed with 5 shunt capacitances, for filtering the AC signal of different frequency.
Refer to Figure 21, it is the partial enlarged drawing of the video input port of display driver chip.Described video input port 302 comprises two groups of pins, and record the recording signal of circuit for receiving for one group, another group is for receiving the vision signal play in real time.Wherein, pin B5 ~ B8, A5 ~ A8 record the recording signal of circuit for receiving, and pin B1 ~ B4, A1 ~ A4 are for receiving the vision signal play in real time.
Refer to Figure 22, it is the partial enlarged drawing of the video-out port of display driver chip.Described video-out port 303 comprises 12 groups of pins, is connected respectively with data logger, for exporting playback video signal and real time video signals.
Below the course of work of Image Enhancement Circuit of the present invention is described:
S1: carry out circuit access according to above-mentioned requirement by the outside port of this image enhaucament chip and display driver chip;
S2: described data sink 21 receives outside view data;
S3: reception viewdata signal is sent to de-noising processor 22 by described data sink 21;
S4: described de-noising processor 22 carries out noise reduction process, then is forwarded to dynamic memory 23.
S4: after the view data of described dynamic memory 23 after receiving de-noising processor 22 process, then be forwarded to image intensifier 24.
S5: described image intensifier 24, it comprises an image border intensifier circuit; Described image border intensifier circuit is for strengthening the definition of image border.View data after process is first sent to described pixel self adaptation proofreading equipment 25 by described image intensifier.
S6: described pixel self adaptation proofreading equipment 25 carries out pixel and adapts to check and correction, then is sent to data logger 26.
S7: the view data after process is carried out output display driving chip by described data logger 26.
S8: the receiver of the analog signal 31 of described display driver chip receives analog signal, and is sent to analog to digital converter 33;
S9: described data signal receiver 22 receives data-signal, and is sent to multiplexer 34;
S10: analog signal is converted to data-signal by described analog to digital converter 33, and is sent to multiplexer 34;
S11: two paths of signals is integrated by described multiplexer 34, line output of going forward side by side is to output image edge-smoothing processor 35;
S12: described image border smoothing processor 35 receives the signal of restorer, and to the smoothing process in the edge of video image, then be sent to format converter 29.
S13: the analog signal that receiver of the analog signal receives is decoded by described Video Decoder 36, and is sent to field flyback data processor 37;
S14: described field flyback data processor 37, for by capable for decoded analog signal data inserting, and be sent to described memory 38 and store;
S15: described memory 38, for storing the data after field flyback data processor processes, and is sent to output format transducer 39.
S16: described output format transducer 39, for signal format being changed, and exports data logger 310 to;
S17: described data logger 310 carries out color simultaneously and exports and the output of lvds vision signal.
The present invention is not limited to above-mentioned execution mode, if do not depart from the spirit and scope of the present invention to various change of the present invention or distortion, if these are changed and distortion belongs within claim of the present invention and equivalent technologies scope, then the present invention is also intended to comprise these changes and distortion.
Claims (10)
1. the image enhaucament of medical endoscope and a video driving device, it is characterized in that: comprise integral type main frame, described integral type main frame comprises:
Assembled frame, it includes display screen front panel, back shroud, epipleural, lower side panel, left plate and right plate, and described back shroud is provided with some ventilated net windows;
Display screen, it is arranged on display screen front panel;
Supporting plate, it is arranged in the assembled frame at display screen rear;
LED cold light source device, it is arranged on supporting plate;
Be provided with the control board of image enhaucament and display driver circuit, it is arranged on supporting plate;
Each circuit control panel shielding box, is arranged on supporting plate, its inner each functional circuit control board of accommodating installation respectively;
Radiator fan, its distribution is arranged in the assembled frame between supporting plate and back shroud;
Ventilation gauze screen, it is arranged on the position of corresponding ventilated net window in back shroud;
Described image enhaucament and display driver circuit comprise image enhaucament chip and display driver chip; The vision signal that described image enhaucament chip is used for receiving carries out image enhancement processing, then is sent to display driver chip, carries out driving display;
Described display driver chip comprises: receiver of the analog signal, digit signal receiver, analog to digital converter, multiplexer, output format transducer, data logger and controller;
Described receiver of the analog signal, for receiving analog signal, and is sent to analog to digital converter;
Described analog to digital converter, for analog signal is converted to data-signal, and is sent to multiplexer;
Described data signal receiver, for receiving data-signal, and is sent to multiplexer;
Described multiplexer, for being integrated by two paths of signals, line output of going forward side by side is to output format transducer;
Described output format transducer, for signal format being changed, and exports data logger to;
Described data logger, exports signal, and shows;
Described controller, for the work of control simulation signal receiver, digit signal receiver, analog to digital converter, multiplexer, output format transducer and data logger.
2. the image enhaucament of medical endoscope and video driving device according to claim 1, is characterized in that: described display driver chip also comprises a Video Decoder, field flyback data processor and memory;
Described Video Decoder, decodes for the analog signal received by receiver of the analog signal, and is sent to field flyback data processor;
Described field flyback data processor, for by capable for decoded analog signal data inserting, and be sent to described memory and store;
Described memory, for storing the data after field flyback data processor processes, and is sent to output format transducer.
3. the image enhaucament of medical endoscope and video driving device according to claim 1, it is characterized in that: described display driver chip also comprises an image border smoothing processor, for receiving the signal of restorer, and to the smoothing process in the edge of video image, then be sent to format converter.
4. the image enhaucament of medical endoscope and video driving device according to claim 1, is characterized in that: the data logger of described display driver chip carries out color simultaneously and exports and the output of lvds vision signal.
5. the image enhaucament of medical endoscope and video driving device according to claim 1, is characterized in that: the outside of described display driver chip is provided with: power port, video reception port and VT mouth; Receiver of the analog signal and the data signal receiver of described video reception port and display driver chip inside are connected; Described video-out port is connected with the data logger of display driver chip inside.
6. the image enhaucament of medical endoscope and video driving device according to claim 1, is characterized in that: described image enhaucament chip comprises: data sink, controller, static memory, image intensifier, data logger and clock generator;
Described data sink, it is for receiving viewdata signal, and is sent to this image intensifier;
Described controller, it is for receiving outer triggering signal, and the operating state of corresponding control data receiver, image enhaucament itself and data logger;
Described static memory, it is for the driving data of memory image booster, to drive the work of this image intensifier;
Described image intensifier, it comprises an image border intensifier circuit; Described image border intensifier circuit is for strengthening the definition of image border;
Described data logger, it for receiving the view data after image intensifier process, and carries out data output;
Described clock generator, it is for being image enhaucament chip clocking.
7. the image enhaucament of medical endoscope and video driving device according to claim 6, is characterized in that: described image enhaucament chip also comprises a de-noising processor; The viewdata signal that described data sink receives, is sent to de-noising processor and carries out noise reduction process, then be forwarded to image intensifier.
8. the image enhaucament of medical endoscope and video driving device according to claim 7, is characterized in that: described image enhaucament chip also comprises a dynamic memory; View data after described de-noising processor process, is first sent to dynamic memory and stores, then be forwarded to image intensifier.
9. the image enhaucament of medical endoscope and video driving device according to claim 8, is characterized in that: described image enhaucament chip also comprises a pixel self adaptation proofreading equipment; View data after process is first sent to described pixel self adaptation proofreading equipment by described image intensifier, carries out pixel and adapts to check and correction, then be sent to data logger by this pixel self adaptation proofreading equipment.
10. the image enhaucament of medical endoscope and video driving device according to claim 9, is characterized in that: described image enhaucament chip also comprises a vision signal multiplier and a storage signal multiplier; Described clock generator, the clock signal of generation is sent to respectively vision signal multiplier and storage signal multiplier, and by this vision signal multiplier, clock signal is sent to data sink, by this storage signal multiplier, clock signal is sent to dynamic memory and static memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510386880.5A CN105323421A (en) | 2015-06-30 | 2015-06-30 | Image enhancement and video driving device for medical endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510386880.5A CN105323421A (en) | 2015-06-30 | 2015-06-30 | Image enhancement and video driving device for medical endoscope |
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